lkml.org 
[lkml]   [2023]   [Jan]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH v2] soc: imx8m: fix wrong return value check of of_clk_get_by_name()
Date
Hi,

thanks for the update.

Am Mittwoch, 4. Januar 2023, 10:27:02 CET schrieb Yang Yingliang:
> of_clk_get_by_name() never returns NULL pointer, it will return
> ERR_PTR() when it fails, so replace the check with IS_ERR().
>
> Fixes: 836fb30949d9 ("soc: imx8m: Enable OCOTP clock before reading the
> register") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
> v1 -> v2:
> Check WARN_ON() instead of checking IS_ERR().
> ---
> drivers/soc/imx/soc-imx8m.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/soc/imx/soc-imx8m.c b/drivers/soc/imx/soc-imx8m.c
> index 28144c699b0c..d1dbe318be53 100644
> --- a/drivers/soc/imx/soc-imx8m.c
> +++ b/drivers/soc/imx/soc-imx8m.c
> @@ -66,10 +66,8 @@ static u32 __init imx8mq_soc_revision(void)
> ocotp_base = of_iomap(np, 0);
> WARN_ON(!ocotp_base);
> clk = of_clk_get_by_name(np, NULL);
> - if (!clk) {
> - WARN_ON(!clk);
> + if (WARN_ON(IS_ERR(clk)))
> return 0;
> - }
>
> clk_prepare_enable(clk);

Reviewed-by: Alexander Stein <alexander.stein@ew.tq-group.com>



\
 
 \ /
  Last update: 2023-03-26 23:26    [W:0.044 / U:0.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site